关键词 : 有机成矿作用 ;铅锌矿床 ;泥盆系 ;西成矿田 . [gap=20158]Key words : organic mineralization ; lead2zinc deposit ; Devonian ; Xicheng ore field.
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生物直接成矿作用的标志性结构为生物有机胶体结构，生物间接成矿作用的标志性结构为“矿交代生物”结构。
The indicatortexture of direct biomineralization is biological organic colloid texture and the indicator texture of zation is "mineralized biological".
主要介绍了生物有机质成矿作用、生物沉积成矿、微生物富集成矿及有机质间接参与成矿作用。
This paper introduces mainly the organism and organic matter mineralization, organic sedimentary mineralization, microbe mineralization and organic indirect mineralization.
金属矿床有机质的来源问题是探讨生物成矿作用的重点和难点之一 。
The source of the organic matter in the metallic deposit is one of the important and difficult issues for the research into the biological mineralization.
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